/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package ognl;

public class ASTBitNegate extends NumericExpression {

    private static final long serialVersionUID = 1889283641910348148L;

    public ASTBitNegate(int id) {
        super(id);
    }

    public ASTBitNegate(OgnlParser p, int id) {
        super(p, id);
    }

    protected Object getValueBody(OgnlContext context, Object source) throws OgnlException {
        return OgnlOps.bitNegate(children[0].getValue(context, source));
    }

    public String toString() {
        return "~" + children[0];
    }

    public String toGetSourceString(OgnlContext context, Object target) {
        String source = children[0].toGetSourceString(context, target);

        if (!(children[0] instanceof ASTBitNegate)) {
            return "~(" + super.coerceToNumeric(source, context, children[0]) + ")";
        } else {
            return "~(" + source + ")";
        }
    }
}
